Quad caster jack apparatus



FIG. 1 is a perspective view of a quad caster jack apparatus of the present invention;

FIG. 2 is an enlarged perspective view of a quad caster jack of FIG. 1;

FIG. 3 is a side elevation view of the quad caster jack of FIG. 1;

FIG. 4 is a top elevation view of the quad caster jack of FIG. 1;

FIG. 5 is a front elevation view of the quad caster jack of FIG. 1; and,

FIG. 6 is a rear elevation view of the quad caster jack of FIG. 1. 

The ornamental design for a quad caster jack apparatus, as shown and described. 